20512668678

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1\times {\mathrm{160967}}^1$

素因数の和:161356

約数の個数: 32

約数和(自身を含む): 41769264384

約数和(自身を除く): 21256595706

約数列:

[1, 2, 3, 6, 67, 134, 201, 317, 402, 634, 951, 1902, 21239, 42478, 63717, 127434, 160967, 321934, 482901, 965802, 10784789, 21569578, 32354367, 51026539, 64708734, 102053078, 153079617, 306159234, 3418778113, 6837556226, 10256334339, 20512668678]

約数ペア:

[(1, 20512668678), (2, 10256334339), (3, 6837556226), (6, 3418778113), (67, 306159234), (134, 153079617), (201, 102053078), (317, 64708734), (402, 51026539), (634, 32354367), (951, 21569578), (1902, 10784789), (21239, 965802), (42478, 482901), (63717, 321934), (127434, 160967)]